4868240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:208

約数の個数: 80

約数和(自身を含む): 12665856

約数和(自身を除く): 7797616

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 151, 155, 208, 248, 260, 302, 310, 403, 496, 520, 604, 620, 755, 806, 1040, 1208, 1240, 1510, 1612, 1963, 2015, 2416, 2480, 3020, 3224, 3926, 4030, 4681, 6040, 6448, 7852, 8060, 9362, 9815, 12080, 15704, 16120, 18724, 19630, 23405, 31408, 32240, 37448, 39260, 46810, 60853, 74896, 78520, 93620, 121706, 157040, 187240, 243412, 304265, 374480, 486824, 608530, 973648, 1217060, 2434120, 4868240]

約数ペア:

[(1, 4868240), (2, 2434120), (4, 1217060), (5, 973648), (8, 608530), (10, 486824), (13, 374480), (16, 304265), (20, 243412), (26, 187240), (31, 157040), (40, 121706), (52, 93620), (62, 78520), (65, 74896), (80, 60853), (104, 46810), (124, 39260), (130, 37448), (151, 32240), (155, 31408), (208, 23405), (248, 19630), (260, 18724), (302, 16120), (310, 15704), (403, 12080), (496, 9815), (520, 9362), (604, 8060), (620, 7852), (755, 6448), (806, 6040), (1040, 4681), (1208, 4030), (1240, 3926), (1510, 3224), (1612, 3020), (1963, 2480), (2015, 2416)]